In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Input: Consider Input: Sentence: According to the english system measurement, 4 cups much is equal to 2 pints, 1 quart, and ¼ of a gallon. Question: According to the english system measurement, how much is equal to 2 pints, 1 quart, and ¼ of a gallon?

Output: 4 cups


Input: Consider Input: Sentence: The stem is the basic structure that holds plants upright, allowing plants to get the sunlight and air they need. Question: What is the basic structure that holds plants upright, allowing plants to get the sunlight and air they need?

Output: stem


Input: Consider Input: Sentence: When oxygen is not bound to heme and the partial pressure of oxygen is low, hemoglobin readily binds to carbon dioxide. Question: When oxygen is not bound to heme and the partial pressure of oxygen is low, hemoglobin readily binds to what?


Output: carbon dioxide


